我就没见过他不自私的时候。

I have never known him to behave any other than selfishly.

youdao

现在他是篮球界公认的最不自私的球员，他为去年春天的自私行为感到忏悔吗？

Now that he is basketball's official king of unselfishness, does he regret those times last spring when he was so selfish?

youdao

在这个自私的世界，一个人惟一不自私的朋友、惟一不抛弃他的朋友、惟一不忘恩负义的朋友，就是他的狗。

The one absolutely unselfish friend that man can have in this selfish world — the one that never deserts him, the one that never proves ungrateful or treacherous — is his dog.

youdao

I wish that that weren't the case, but people are selfish.

我不希望这种现象存在，但人都是自私的。

不平等的赞助入学 - SpeakingMax英语口语达人